Note 41 — Chapter XV
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The Navaho were friendly with the Spaniards until about 1700, when they began depredations and cattle lifting, and frequent campaigns against them were undertaken. In 1744 a mission was attempted among them, which was abandoned after six years' futile efforts. Serious difficulties, however, did not recur until the beginning of the nineteenth century. The period of Gregg's sojourn in New Mexico was that of greatest hostility. For over twenty-five years the United States government had much difficulty with the Navaho. There are yet over twenty thousand of these tribesmen on the different reservations, chiefly in Arizona.—Ed.